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of the earth's surface covered with water.A.Two-third; isB.Two-third; areC.Two-thirds; isD.Two-

编辑:chaxungu时间:2026-04-24 13:00:18分类:高中英语题库

________ of the earth's surface ________ covered with water.
A.Two-third; isB.Two-third; areC.Two-thirds; isD.Two-thirds; are在线课程C